Blackheath, Gauteng, South Africa Climate

Weather: 18.5°C/65.3°F, Wind SW at 0.54 km/h, 51% Humidity, 0% Chance of rain

South Africa
(Photo by Sandy Manoa on Unsplash)
Contents

Blackheath Climate Summary

Located at an elevation of 1588.2 meters (5210.63 feet) above sea level, Blackheath has a Temperate highland tropical climate with dry winters climate (Classification: Cwb). The district’s yearly temperature is 21.35ºC (70.43ºF) and it is 0.13% higher than South Africa’s averages. Blackheath typically receives about 58.03 millimeters (2.28 inches) of precipitation and has 97.68 rainy days (26.76% of the time) annually.

CountrySouth Africa
CityGauteng
Longitude27.9717699
Latitude-26.1337631
Attitude/Elevation1588.2m (5210.63ft)
Local timeThursday 07:19
Annual high temperature25.35ºC (77.63ºF)
Annual low temperature13.27ºC (55.89ºF)
Average annual precip.58.03mm (2.28in)
Warmest monthJanuary (28.96ºC / 84.13ºF)
Coldest MonthJuly (7.58ºC / 45.64ºF)
Wettest MonthJanuary (150.02mm / 5.91in)
Driest MonthJuly (2.32mm / 0.09in)
Number of days with rainfall (≥ 1.0 mm)97.68 days (26.76%)
Days with no rain267.32 days (73.24%)
Humidity51.94%

Climate Blackheath: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)41.37(106.47)39.3(102.74)36.2(97.16)31.03(87.85)32.06(89.71)26.89(80.4)26.89(80.4)33.09(91.56)36.2(97.16)36.2(97.16)36.2(97.16)36.2(97.16)41.37(106.47)
Average high °C (°F)28.96(84.13)28.7(83.66)27.44(81.39)23.99(75.18)22.45(72.41)19.02(66.24)19.04(66.27)22.55(72.59)26.95(80.51)28.24(82.83)28.34(83.01)28.49(83.28)25.35(77.63)
Daily mean °C (°F)25.04(77.07)24.68(76.42)23.35(74.03)20.18(68.32)18.35(65.03)14.63(58.33)14.78(58.6)18.34(65.01)22.73(72.91)24.41(75.94)24.74(76.53)24.98(76.96)21.35(70.43)
Average low °C (°F)16.65(61.97)16.16(61.09)15.15(59.27)12.68(54.82)11.07(51.93)7.59(45.66)7.58(45.64)10.16(50.29)13.58(56.44)15.51(59.92)16.17(61.11)16.89(62.4)13.27(55.89)
Record low °C (°F)8.27(46.89)10.34(50.61)6.21(43.18)2.07(35.73)3.1(37.58)-2.07(28.27)0.0(0)1.03(33.85)3.1(37.58)3.1(37.58)6.21(43.18)8.27(46.89)-2.07(28.27)
Average precipitation mm (inches)150.02(5.91)87.45(3.44)71.68(2.82)45.33(1.78)4.52(0.18)3.03(0.12)2.32(0.09)3.11(0.12)15.22(0.6)68.62(2.7)115.14(4.53)129.86(5.11)58.03(2.28)
Average precipitation days (≥ 1.0 mm)18.5213.8212.136.961.130.850.190.852.538.6513.6318.438.14
Average relative humidity (%)65.1465.3263.9959.8649.247.8145.2236.9734.4642.751.5961.0451.94
Mean monthly sunshine hours13.8813.1411.69.38.968.948.958.9811.0913.1613.4813.6211.25

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Blackheath in recent years.

Blackheath

Blackheath Temperature by Month

January
25.04°C | 77.07°F
December
24.98°C | 76.96°F
November
24.74°C | 76.53°F
February
24.68°C | 76.42°F
October
24.41°C | 75.94°F
March
23.35°C | 74.03°F
September
22.73°C | 72.91°F
April
20.18°C | 68.32°F
May
18.35°C | 65.03°F
August
18.34°C | 65.01°F
July
14.78°C | 58.6°F
June
14.63°C | 58.33°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature31.03°C (87.85°F)28.07°C (82.53°F)25.86°C (78.55°F)
Avg Temperature26.89°C (80.4°F)23.79°C (74.82°F)21.72°C (71.1°F)
Min Temperature17.58°C (63.64°F)15.07°C (59.13°F)12.41°C (54.34°F)
Dew PointMaxAverageMin
Dew Point17.58°C (63.64°F)14.92°C (58.86°F)11.38°C (52.48°F)
PrecipitationMaxAverageMinSum
Precipitation17.58mm | 0.69in4.16mm | 0.16in0.0mm | 0in116.34mm | 4.58in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind11.38kmh | 7.07mph8.24kmh | 5.12mph5.17kmh | 3.21mph
Gust Wind16.55kmh | 10.28mph12.45kmh | 7.74mph8.27kmh | 5.14mph
Sea Level PressureMaxAverageMin
Sea Level Pressure17.58mb4.16mb0.0mb
Blackheath

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
February° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2014-02-0122.75 | 72.9517.58 | 63.64838.27 | 5.1430.91 | 1046.612.07 | 0.08
2014-02-0224.82 | 76.6817.58 | 63.64816.21 | 3.8630.85 | 1044.5416.44 | 0.65
2014-02-0322.75 | 72.9516.55 | 61.798010.34 | 6.4230.94 | 1047.649.1 | 0.36
2014-02-0423.79 | 74.8216.55 | 61.79786.21 | 3.8630.85 | 1044.543.0 | 0.12
2014-02-0523.79 | 74.8217.58 | 63.64788.27 | 5.1430.75 | 1041.444.03 | 0.16
2014-02-0624.82 | 76.6817.58 | 63.64776.21 | 3.8630.75 | 1041.447.86 | 0.31
2014-02-0722.75 | 72.9515.51 | 59.927810.34 | 6.4230.85 | 1044.543.93 | 0.15
2014-02-0824.82 | 76.6816.55 | 61.79716.21 | 3.8630.85 | 1044.541.14 | 0.04
2014-02-0922.75 | 72.9516.55 | 61.79808.27 | 5.1430.85 | 1044.542.28 | 0.09
2014-02-1024.82 | 76.6815.51 | 59.92726.21 | 3.8630.91 | 1046.613.1 | 0.12
2014-02-1126.89 | 80.412.41 | 54.34587.24 | 4.530.94 | 1047.640.0 | 0
2014-02-1226.89 | 80.411.38 | 52.485111.38 | 7.0730.91 | 1046.610.0 | 0
2014-02-1324.82 | 76.6813.44 | 56.19658.27 | 5.1430.97 | 1048.681.65 | 0.06
2014-02-1422.75 | 72.9514.48 | 58.067110.34 | 6.4231.03 | 1050.750.83 | 0.03
2014-02-1522.75 | 72.9512.41 | 54.34679.31 | 5.7831.06 | 1051.780.0 | 0
2014-02-1623.79 | 74.8211.38 | 52.48629.31 | 5.7831.0 | 1049.710.0 | 0
2014-02-1723.79 | 74.8211.38 | 52.48645.17 | 3.2131.03 | 1050.750.0 | 0
2014-02-1825.86 | 78.5511.38 | 52.48558.27 | 5.1430.97 | 1048.680.0 | 0
2014-02-1923.79 | 74.8214.48 | 58.06708.27 | 5.1430.91 | 1046.616.1 | 0.24
2014-02-2023.79 | 74.8214.48 | 58.06699.31 | 5.7830.81 | 1043.514.45 | 0.18
2014-02-2122.75 | 72.9515.51 | 59.927911.38 | 7.0730.94 | 1047.649.72 | 0.38
2014-02-2222.75 | 72.9516.55 | 61.79817.24 | 4.531.06 | 1051.789.72 | 0.38
2014-02-2323.79 | 74.8217.58 | 63.64817.24 | 4.531.03 | 1050.7517.58 | 0.69
2014-02-2422.75 | 72.9516.55 | 61.79808.27 | 5.1430.97 | 1048.686.62 | 0.26
2014-02-2522.75 | 72.9515.51 | 59.92748.27 | 5.1430.94 | 1047.644.55 | 0.18
2014-02-2621.72 | 71.114.48 | 58.06778.27 | 5.1430.97 | 1048.680.83 | 0.03
2014-02-2721.72 | 71.113.44 | 56.19748.27 | 5.1430.97 | 1048.681.34 | 0.05
2014-02-2824.82 | 76.6813.44 | 56.19658.27 | 5.1430.91 | 1046.610.0 | 0

Blackheath 11 Year Historical Weather Data

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